Question

a stone of 10 gms is being moved to a circle of radius 50m with a uniform speed 1m/s.find its acceleration

Answer 1

{ 'r' = 50cm = 0.5 m

'v' = 1m s⁻¹ }

F = ma = mv² r ⁻¹

= a = v² r ⁻¹

Centripetal Acceleration = ( 1 )² / ( 0.5 )

= 2m s⁻²

Hope it helps u.